NE555最大输出频率？ 555最多产生多大的频率,网上查了说能能到2M，我想产生个1...
NE555\u6700\u5927\u53ef\u4ee5\u4ea7\u751f\u591a\u5927\u9891\u7387\u7684\u65b9\u6ce2\uff1f\uff1f\uff1fNE555\u7ec4\u6210\u4e09\u89d2\u6ce2\u53d1\u751f\u5668\u7535\u8def\uff08\u4e8c\uff09
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绛旓細濡傚浘 , 鍙互璁＄畻鍑 鎸崱鐨棰戠巼鍜屽崰绌烘瘮, 鎵浠ヨ皟鑺侰14, NE555鑺墖浼杈撳嚭鐨勯鐜囧彉鍖, 鐩墠鑼冨洿鏄1000-3600HZ, 濡傛灉璋冭妭R7 , NE555鑺墖浼氳緭鍑虹殑棰戠巼鍜屽崰绌烘瘮浼氬彉鍖.
绛旓細鍔犳垜QQ1250853412鎴戜滑鍙互璁ㄨ涓涓 NE555鎴朙M555.鐢甸樆鐢甸樆 鐢甸樆锛岀墿璐ㄥ鐢垫祦鐨勯樆纰嶄綔鐢ㄥ氨鍙鐗╄川鐨勭數闃汇傜數闃诲皬鐨勭墿璐ㄧО涓虹數瀵间綋锛岀畝绉板浣撱傜數闃诲ぇ鐨勭墿璐ㄧО涓虹數缁濈紭浣擄紝绠绉扮粷缂樹綋銆 [鍏ㄦ枃]鐢靛濡傚浘8-33鎵绀猴紝浣挎尟鑽棰戠巼绋冲畾鍦50HZ宸﹀彸銆俈T1涓哄皬鍔熺巼纭呯9014,VT2,VT3涓哄浗浜ч噾灏佸ぇ鍔熺巼涓夋瀬绠′笁鏋佺涓夋瀬绠...
绛旓細鐪嬩綘鐨勯棶棰樿鐨勪笉鏄緢鏄庣櫧锛屼粠浣犵殑鐢佃矾涓湁浠ヤ笅鍑犱釜闂锛1.NE555鏈澶ц緭鍑鐢垫祦涓200mA锛屾敞鎰忎繚鎶ゃ2.灏哊E555杈撳嚭鐨勭煩褰㈡尝澶勭悊鎴愭寮︽尝鎴栭敮榻挎尝锛堝彉鍘嬪櫒瀵规寮︽尝鍜岄敮榻挎尝鏈鎰熷叴瓒ｏ級銆傚鏋滆鐢ㄧ煩褰㈡尝锛岄偅灏辫姹侼E555杈撳嚭棰戠巼蹇呴』杈惧埌瑕佹眰锛屽惁鍒欑數娴佽偗瀹氬ぇ锛屾墍浠ヤ笉鑳介鐜囦綆浜嗐3.楂樺帇鍖呭湪琛屾壂鎻忕數璺腑宸ヤ綔...
绛旓細杈撳嚭棰戠巼绾︿负40KHZ銆備絾鎺ㄨ崘浣燫1鏀规垚涓涓彲璋冪數闃伙紝浣犳槸鍋氱孩澶栧彂灏勮浇娉㈠惂锛熸垜鍋氳繃鐨勩傘傘40KHZ鎺ユ敹澶翠篃鍙互鎺ユ敹鍒扮殑鍟
绛旓細褰揜1=R2=36K銆丆2=200P鏃讹紝f=100KHz銆傚疄闄NE555鐨勬渶楂宸ヤ綔棰戠巼鍙互楂樿揪500K鏃锛屼絾鏄紝鐢变簬椹卞姩鐢佃矾IR2304鐨鏈楂橀鐜涓110KHz锛屾墍浠ラ夋嫨NE555鐨勬尟鑽￠鐜囦负100KHz銆傜數璺殑鍏跺畠鍙傛暟锛歊3涓R8=3K锛孡M393鐨3鑴氥5鑴氶兘鍋忕疆鍦1/2VCC涓婏紝C1=0.01u銆丆3=0.1u锛孌1=iN4148锛孌Z=FR107銆傛寮﹁皟鍒舵尝缁廋3鍔...
绛旓細4鑴氭槸宸ヤ綔鐢垫簮鐨勮緭鍏ヨ剼锛屽湪NE555宸ヤ綔鏃跺繀椤荤淮鎸佺ǔ瀹氱殑鐢靛帇锛屽叾鑼冨洿浠4.5V~18V锛岄偅涓叕寮忔槸璇存槑鍐冲畾NE555鐨淇″彿鍛ㄦ湡鐨勫厓浠跺弬鏁帮紝浣犺创鐨勯偅涓浘鐢荤殑鏈夐棶棰橈紝鎵浠ュ紕涓嶆槑鐧戒簡銆傜湅鐪嬩笅杈圭殑鍥惧氨鏄庣櫧浜嗏斺
绛旓細棰戠巼浣犲彲浠ョ敤鎵缁欏叕寮忚绠楀嚭鏉ャ
绛旓細绠鍗555 涓夎娉㈢數璺涓嬪浘渚涘弬鑰冿紝R1 C1鍐冲畾杈撳嚭棰戠巼锛屼絾杈撳嚭Vpp鍙湁0.5v銆傝緝澶嶆潅鐨勫涓嬪浘锛
绛旓細甯屾湜鑳藉甯埌浣
绛旓細灏555鎹㈡垚ne555灏卞ソ锛屼笉瑕佺敤555_TIMER_RATED鍏冧欢銆傚師鍥句笂宸﹁竟555鐨勫懆鏈熷凡缁忔槸10s锛岃R2婊戠墖鍦ㄤ腑闂翠綅缃紝鍏呯數鍛ㄦ湡T1=0.7(725k x 10uF)锛屾斁鐢靛懆鏈烼2=0.7(725k x 10uF)鎬诲懆鏈=T1+T2=5.075+5.075=10.15s銆傚彸杈555杈撳嚭棰戠巼绾300澶欻z锛屽彲鑳借窡铚傞福鍣ㄩ鐜囦笉鍖归厤銆傚張宸﹁竟3鑴氳緭鍑哄姞涓笂鎷夋垨涓嬫媺鐢甸樆...
